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1 /*
2  *  Copyright (c) 2012 The WebM project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 #ifndef VPX_VPX_PORTS_EMMINTRIN_COMPAT_H_
12 #define VPX_VPX_PORTS_EMMINTRIN_COMPAT_H_
13 
14 #if defined(__GNUC__) && __GNUC__ < 4
15 /* From emmintrin.h (gcc 4.5.3) */
16 /* Casts between various SP, DP, INT vector types.  Note that these do no
17    conversion of values, they just change the type.  */
18 extern __inline __m128
19     __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_castpd_ps(__m128d __A)20     _mm_castpd_ps(__m128d __A) {
21   return (__m128)__A;
22 }
23 
24 extern __inline __m128i
25     __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_castpd_si128(__m128d __A)26     _mm_castpd_si128(__m128d __A) {
27   return (__m128i)__A;
28 }
29 
30 extern __inline __m128d
31     __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_castps_pd(__m128 __A)32     _mm_castps_pd(__m128 __A) {
33   return (__m128d)__A;
34 }
35 
36 extern __inline __m128i
37     __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_castps_si128(__m128 __A)38     _mm_castps_si128(__m128 __A) {
39   return (__m128i)__A;
40 }
41 
42 extern __inline __m128
43     __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_castsi128_ps(__m128i __A)44     _mm_castsi128_ps(__m128i __A) {
45   return (__m128)__A;
46 }
47 
48 extern __inline __m128d
49     __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_castsi128_pd(__m128i __A)50     _mm_castsi128_pd(__m128i __A) {
51   return (__m128d)__A;
52 }
53 #endif
54 
55 #endif  // VPX_VPX_PORTS_EMMINTRIN_COMPAT_H_
56